Finding the Third Proportional to 3,686,684 and 7,550,515

Step by Step Solution

1. Step 1: Write the proportion equation
   3,686,684 : 7,550,515 = 7,550,515 : x
2. Step 2: Convert to fraction form
   3,686,684/7,550,515 = 7,550,515/x
3. Step 3: Cross multiply
   3,686,684x = 7,550,515 × 7,550,515
4. Step 4: Simplify right side
   3,686,684x = 57,010,276,765,225
5. Step 5: Solve for x
   x = 57,010,276,765,225/3,686,684
6. Step 6: Final answer
   x = 15,463,836.00